However, the unions also said that they're committed to negotiating a new contract with BART and have no immediate plans to walk out after their contract expires late Sunday night.

If a strike is called, the Metropolitan Transportation Commission plans to help increase other transportation options such as buses and ferries. For the full story, click here.

Meanwhile, workers at the Oakland, Calif.-based Alameda County Transit (AC Transit) bus system also voted to authorize a strike if the transit agency and union can’t come to an agreement on a new contract, according to the AP. For the full story, click here.

The campaign is similar to the one developed for subways, with the focus on reminding passengers that avoiding certain behaviors can ensure a faster and more pleasant ride for everyone. Reminders include step aside to let others off first; remove your backpack; and don’t clip your nails on the bus.

While Founder Matt George is interested in connecting Capitol Hill, K Street and Dupont Circle, it’s not yet clear if those will be the neighborhoods Bridj starts with. The start-up is encouraging interested customers to request specific routes on its website

Des Moines Area Regional Transit's 60-foot low floor articulated buses will replace high-floor buses and include newly installed ramps, remanufactured power trains, transmissions, engines and brakes. It will also be equipped with two ADA compliant wheelchair lifts.